GigTank's Demo Day recently took place, featuring many 3D Printing companies looking to raise funding in order to jump start their start-ups. 3D Ops, a company that is helping surgeons create 3D models prior to surgery, that they can then operate on, as well as Feetz, a company I have covered in the past, were on hand to demo their business plans in front of Angel Investors. 3D Ops was looking to raise the most funding ($2 million). Read more about the GigTank Demo Days at:

Which of these companies do you think have the best future?